Home / 228,325.81-342,624.02-127,208.50

Finding the Fourth Proportional to 228,325.81, 342,624.02 and 127,208.50

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Solution

The fourth proportional to 228,325.81, 342,624.02 and 127,208.50 is: 190,888.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,325.81 : 342,624.02 = 127,208.50 : x
  2. Step 2: Convert to fraction form
    228,325.81/342,624.02 = 127,208.50/x
  3. Step 3: Cross multiply
    228,325.81x = 342,624.02 × 127,208.50
  4. Step 4: Simplify right side
    228,325.81x = 43,584,687,648.17
  5. Step 5: Solve for x
    x = 43,584,687,648.17/228,325.81
  6. Step 6: Final answer
    x = 190,888.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.